Skip to content
WanderNerd
Check a flight

Route Reliability

Jacksonville → Philadelphia

JAX–PHL · 742 miles · Jacksonville International Airport to Philadelphia International Airport

72
Usually Fine
WanderNerd Reliability Score
79%
Arrive within 15 minutes
12 min
Average arrival delay
3.4%
Cancelled
1,542
Flights in the data

Data through May 2026.

Who flies it best

Ranked by on-time arrivals. Historical results, not predictions.

  1. 1.American Airlines80%1,272 flights
  2. 2.Frontier Airlines71%270 flights

What the data says

Morning flights do better here.

JAX–PHL flights departing between 3–6 AM arrived on time 100% of the time, versus 63% between 3–6 PM.

Sunday scaries are real for this one.

JAX–PHL flights arrived on time 87% of the time on Wednesdays and just 72% on Sundays. That gap is worth planning around.

American Airlines runs this route best.

American Airlines arrived on time 80% of the time on this route; Frontier Airlines managed 71%.

Keep a backup plan handy.

This route was cancelled 3.4% of the time. Typical for U.S. flights is around 1–2%.

Best historical flights

Ranked by on-time arrivals, minimum 100 flights. Past performance, not a promise.

Top flights by on-time rate

More flights on this route

The breakdown

On-time by weekday
  • Mon76%(232 flights)
  • Tue80%(175 flights)
  • Wed87%(172 flights)
  • Thu76%(237 flights)
  • Fri81%(231 flights)
  • Sat84%(203 flights)
  • Sun72%(239 flights)
On-time by departure window
  • 3–6 AM100%(13 flights)
  • 6–9 AM91%(345 flights)
  • 9 AM–12 PM86%(318 flights)
  • 12–3 PM79%(141 flights)
  • 3–6 PM63%(383 flights)
  • 6–9 PM78%(156 flights)
  • 9 PM–12 AM74%(133 flights)
On-time trend by month
83%
May

Jun 69% → May 83% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202569%144
July 202555%130
August 202570%142
September 202586%117
October 202581%133
November 202589%110
December 202578%116
January 202686%107
February 202681%95
March 202683%110
April 202689%136
May 202683%149

Keep nerding

Based on 1,542 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.